Re: [PATCH 2/2] drivers/arm-smmu-v3: Implement .iotlb_sync_map callback

From: Jason Gunthorpe

Date: Mon Sep 29 2025 - 07:58:10 EST


On Sat, Sep 27, 2025 at 10:39:53PM +0000, Daniel Mentz wrote:
> @@ -3700,6 +3713,7 @@ static const struct iommu_ops arm_smmu_ops = {
> .map_pages = arm_smmu_map_pages,
> .unmap_pages = arm_smmu_unmap_pages,
> .flush_iotlb_all = arm_smmu_flush_iotlb_all,
> + .iotlb_sync_map = arm_smmu_iotlb_sync_map,

Shouldn't this avoid defining the op on coherent systems?

Jason